Principle of Operation in Detail:Switches are commonly used to limit the position or travel of mechanical movement.Each switch is a single-pole, double-throw (SPDT) type, with an operating current of 5A, an operating voltage of 250V, and a self-resetting mode of operation.Product Features:Contact Type: 1NO + 1NCAction Type: InstantaneousActuator type: Roller lever arm3 pin terminal, handle length approx 16 mmPackage Includes:10 × KW12-3 Miniature Roller Limit SwitchesWidely Used:These switches have a durable material construction that ensures a long and reliable service life.They are widely used in electronic equipment, automated machinery, etc. and are ideal for ensuring reliable operation of equipment in a particular position or condition.